/* ═══════════════════════════════════════
   ZABBIX PROJECT PAGE — Specific styles
═══════════════════════════════════════ */

/* ── BACK BAR ── */
.back-bar {
  position: sticky;
  top: 52px;
  z-index: 100;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
}
.back-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 10px 40px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--blue);
  transition: var(--transition);
}
.back-btn:hover { opacity: 0.7; }
.back-breadcrumb {
  font-size: 13px;
  color: var(--text-3);
}
.back-breadcrumb::before {
  content: '/';
  margin-right: 8px;
  opacity: 0.4;
}

/* ── PROJECT HERO ── */
.project-hero {
  padding: 80px 40px 60px;
  background: linear-gradient(160deg, #f0f6ff 0%, #fbfbfd 60%);
  border-bottom: 1px solid var(--border-light);
}
.project-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 60px;
  align-items: center;
}
.project-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.project-chip {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 980px;
}
.project-chip.blue {
  background: var(--blue-light);
  border-color: rgba(0,113,227,0.25);
  color: var(--blue);
}
.project-hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--text);
}
.project-hero h1 span { color: var(--blue); }
.project-lead {
  font-size: 1.05rem;
  color: var(--text-3);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 540px;
}
.project-stats-row {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.pstat {}
.pstat-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  letter-spacing: -1px;
}
.pstat-num span { color: var(--blue); font-size: 1.2rem; }
.pstat-label {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 4px;
  font-weight: 500;
}
.project-hero-img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  cursor: zoom-in;
  transition: var(--transition);
}
.project-hero-img:hover { transform: scale(1.02); }
.project-hero-caption {
  text-align: center;
  font-size: 12px;
  color: var(--text-3);
  margin-top: 10px;
}

/* ── PBLOCK ── */
.pblock { padding: 80px 0; }
.pblock-alt { background: var(--bg2); }
.pblock-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.pblock .section-desc { margin-bottom: 40px; }

/* ── VIDEO ── */
.video-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  background: #000;
  position: relative;
  width: 100%;
  padding-top: 56.25%;
}
.video-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* ── CONTEXT 2 COL ── */
.context-2col {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}
.context-txt p {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 16px;
}
.context-txt strong { color: var(--text); font-weight: 600; }
.context-infos {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.info-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
}
.info-item:last-child { border-bottom: none; padding-bottom: 0; }
.info-item:first-child { padding-top: 0; }
.info-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-3);
}
.info-val {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

/* ── REAL GRID ── */
.real-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.real-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.real-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(0,113,227,0.2);
}
.real-card-header {
  position: relative;
  height: 180px;
  overflow: hidden;
  background: var(--bg2);
}
.real-card-header img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.real-card:hover .real-card-header img { transform: scale(1.05); }
.real-num {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--blue);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  z-index: 1;
}
.real-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 20px 20px 8px;
}
.real-card p {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.65;
  margin: 0 20px 16px;
}
.real-card code {
  background: var(--bg2);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12px;
  color: var(--blue);
  font-family: 'SF Mono', 'Fira Code', monospace;
}
.real-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 20px 20px;
}

/* ── GALLERY ── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}
.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-light);
  cursor: zoom-in;
  transition: var(--transition);
  position: relative;
}
.gallery-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.gallery-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.04); }
.gallery-caption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-3);
  background: #fff;
  text-align: center;
  font-weight: 500;
}

/* ── FEATURES 2 COL ── */
.features-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.feature-block {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.feature-block:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.feature-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  cursor: zoom-in;
  transition: transform 0.4s ease;
}
.feature-img:hover { transform: scale(1.02); }
.mail-pair { display: grid; grid-template-columns: 1fr 1fr; }
.mail-pair .feature-img { height: 160px; }
.feature-text { padding: 20px 24px 24px; }
.feature-text h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; color: var(--text); }
.feature-text p { font-size: 13px; color: var(--text-3); line-height: 1.65; margin-bottom: 12px; }
.feature-text code {
  background: var(--bg2);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12px;
  color: var(--blue);
  font-family: 'SF Mono', 'Fira Code', monospace;
}

/* ── LIGHTBOX ── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(12px);
  align-items: center;
  justify-content: center;
  padding: 40px;
  cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox-close {
  position: fixed;
  top: 20px; right: 20px;
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  font-size: 1rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
  font-family: var(--font);
}
.lightbox-close:hover { background: rgba(255,255,255,0.3); }
.lightbox-content {
  max-width: 1000px;
  width: 100%;
  cursor: default;
  animation: modalIn 0.3s ease;
}
.lightbox-content img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
}
.lightbox-caption {
  text-align: center;
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  margin-top: 14px;
}

/* ── STACK ── */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
}
.stack-item {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 20px 16px;
  text-align: center;
  transition: var(--transition);
}
.stack-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); border-color: rgba(0,113,227,0.2); }
.stack-icon { font-size: 1.6rem; margin-bottom: 8px; }
.stack-name { font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 3px; }
.stack-type { font-size: 11px; color: var(--text-3); }

/* ── SSL EXPLAINER ── */
.ssl-explainer {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, #f0f6ff 0%, #fbfbfd 100%);
  border: 1px solid rgba(0,113,227,0.15);
  border-radius: var(--radius);
  padding: 28px 32px;
}
.ssl-exp-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
  letter-spacing: -0.3px;
}
.ssl-exp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.ssl-exp-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.ssl-exp-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.ssl-exp-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 3px;
}
.ssl-exp-desc {
  font-size: 12px;
  color: var(--text-3);
  line-height: 1.5;
}
.ssl-exp-desc code {
  background: var(--bg2);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 11px;
  color: var(--blue);
  font-family: 'SF Mono', 'Fira Code', monospace;
}
@media (max-width: 600px) {
  .ssl-exp-grid { grid-template-columns: 1fr; }
  .ssl-explainer { padding: 20px; }
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .project-hero-inner { grid-template-columns: 1fr; }
  .project-hero-visual { order: -1; }
  .context-2col { grid-template-columns: 1fr; }
  .features-2col { grid-template-columns: 1fr; }
  .back-inner { padding: 10px 20px; }
  .pblock-inner { padding: 0 20px; }
  .project-hero { padding: 60px 20px 40px; }
}
@media (max-width: 600px) {
  .real-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .stack-grid { grid-template-columns: repeat(3, 1fr); }
  .project-stats-row { gap: 20px; }
}